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<head>
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    <title>Document</title>
    <style>
        .box1 {
            height: 100px;
            width: 100px;
            background-color: red;
        }
        .box2 {
            height: 100px;
            width: 100px;
            background-color: green;
        }
        .trandown{
            transform: translateY(10px);
            transition: all 0.3s ease-out;
            background-color: rgb(247, 201, 77);
        }
    </style>
</head>

<body>
    <div class="box1"></div>
    
    <div class="box2"></div>
    <script src="index1_defer.js" defer></script>
   
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